Math 6th grade
Aliaba was arranging the carpets for the flying carpet brigade They were going to fly in a rectangular formation when he put 4 carpets in each row he ad 3 left over . When he put 5 carpets in each row he had one left over. How many carpets could there have been in the carpet ...
September 9, 2014
Suppose that a binary star system consists of two stars of equal mass. They are observed to be separated by 330 million kilometers and take 3.0 Earth years to orbit about a point midway between them. What is the mass of each?
October 26, 2010